Reporter: The numbers out this morning are eye-opening. Americans spent a record $1.5 billion on cyber monday, the busiest online shopping day of the year. Sales were up 28%, compared to the same day last year. And that's especially remarkable considering the record number of shoppers we saw getting an early start over the holiday weekend. Amazon enjoyed what could be one of its busiest days in history. This is what it looked like inside 1 of the company's 80 order fulfillment centers. A warehouse in phoenix with miles of conveyor belts. Americans are seeing the economy and the housing market slowly improving. But we have four more weeks of holiday shopping. Whether the sales numbers can hold up, remains to be scene. Cautious optimism. Thank you for that, bianna. Here's another piece of good news for the economy this morning.

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